Inordertoletthestudentscanaffordsuchapen,Iplantomaterialscrapandoldpen.Firstthescrapironcoatedwithcolorliquid,thenputitintoacopyofinkandinkcolorcanchangethings,thisthingisverysmall,withsesamealmosttofitinapenliner,thepaintdiscolorationliquidironwillalsobemadeintoapen.Oldpentocomplete,thoroughclean,totieasmallholeintheceilingofmonlchamusplacelettheinkflowin.Thispenhastwoheads,oneisafineheadtowriteregularwords,athickhead,canbeusedtocolor,thetwowrittenbyasmallbuttoncontrolswitch.Don'tworryabouttheinkinthepenlinertoomuchortoolittle,muchitwillautomaticallyabsorbsome,lessofitwillbereleasedautomaticallyink,awordwillkeepinkjustpouradvantage.Ifyouwanttochangethecoloroftheink,pressthepentop,thencolorpenpenpencoloristhewill,andnowyouwanttoinkcolor......Therearealotofitsbenefits,suchasleaveyourbodyacertaindistancewillsound,soasnottoforgettotakeitwhenyougotoschool,thesoundwillbecomethemorningwakeyouupbell,andduringthebreak,italsocansingbeautifulsongsmakeyourelaxedforawhile,moreenergeticthenextclass.ThispenisIwanttoinvent,youfeelit?
亲,对我的回答满意的话,就给个好评吧。如果还有不清楚的地方,可以跟我继续交流哦。